Results 21 to 30 of about 238,327 (306)

R5 HIV‐1 envelope attracts dendritic cells to cross the human intestinal epithelium and sample luminal virions via engagement of the CCR5

open access: yesEMBO Molecular Medicine, 2013
The gastrointestinal tract is a principal route of entry and site of persistence of human immunodeficiency virus type 1 (HIV‐1). The intestinal mucosa, being rich of cells that are the main target of the virus, represents a primary site of viral ...
Mariangela Cavarelli   +3 more
doaj   +1 more source

Viral diseases and human evolution [PDF]

open access: yesMemórias do Instituto Oswaldo Cruz, 2000
The interaction of man with viral agents was possibly a key factor shaping human evolution, culture and civilization from its outset. Evidence of the effect of disease, since the early stages of human speciation, through pre-historical times to the present suggest that the types of viruses associated with man changed in time.
Élcio de Souza Leal   +1 more
openaire   +4 more sources

An Intranasal Virus-Like Particle Vaccine Broadly Protects Mice from Multiple Subtypes of Influenza A Virus

open access: yesmBio, 2015
Influenza virus infections are a global public health problem, with a significant impact of morbidity and mortality from both annual epidemics and pandemics.
Louis M. Schwartzman   +5 more
doaj   +1 more source

Evolution of Viral Structure

open access: yesTheoretical Population Biology, 2002
Viruses vastly outnumber their host cells and must present a huge selective pressure. It is also becoming evident that only a small percent of the eukaryotic genome codes for molecules involved in cellular structures and functions, and that much of the remainder may have a viral origin.
Bamford, D, Burnett, R, Stuart, D
openaire   +3 more sources

Alvira : comparative genomics of viral strains [PDF]

open access: yes, 2007
The Alvira tool is a general purpose multiple sequence alignment viewer with a special emphasis on the comparative analysis of viral genomes. This new tool has been devised specifically to address the problem of the simultaneous analysis of a large ...
Fremez, Romain   +7 more
core   +1 more source

Lethal Synergism of 2009 Pandemic H1N1 Influenza Virus and Streptococcus pneumoniae Coinfection Is Associated with Loss of Murine Lung Repair Responses

open access: yesmBio, 2011
Secondary bacterial infections increase disease severity of influenza virus infections and contribute greatly to increased morbidity and mortality during pandemics.
John C. Kash   +10 more
doaj   +1 more source

Identification of CX3CR1+ mononuclear phagocyte subsets involved in HIV-1 and SIV colorectal transmission

open access: yesiScience, 2022
Summary: The difficulty to unambiguously identify the various subsets of mononuclear phagocytes (MNPs) of the intestinal lamina propria has hindered our understanding of the initial events occurring after mucosal exposure to HIV-1.Here, we compared the ...
Mariangela Cavarelli   +10 more
doaj   +1 more source

The evolution of viral emergence [PDF]

open access: yesProceedings of the National Academy of Sciences, 2006
The current uncertainty over whether H5N1 avian influenza virus will successfully adapt to human transmission highlights the importance of understanding the evolutionary basis of viral emergence, particularly the respective roles played by ecology and genetics in allowing viruses to establish productive transmission networks in new host species.
openaire   +2 more sources

Viral dynamics during structured treatment interruptions of chronic human immunodeficiency virus type 1 infection [PDF]

open access: yes, 2002
Although antiviral agents which block human immunodeficiency virus (HIV) replication can result in long-term suppression of viral loads to undetectable levels in plasma, long-term therapy fails to eradicate virus, which generally rebounds after a single ...
Ruiz, L   +9 more
core   +1 more source

Evaluation of Preexisting Anti-Hemagglutinin Stalk Antibody as a Correlate of Protection in a Healthy Volunteer Challenge with Influenza A/H1N1pdm Virus

open access: yesmBio, 2018
Influenza virus hemagglutinin (HA) surface glycoprotein is currently the primary target of licensed influenza vaccines. Recently, broadly reactive antibodies that target the stalk region of the HA have become a major focus of current novel vaccine ...
Jae-Keun Park   +9 more
doaj   +1 more source

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